.upload-wp {
    width: 780px;
    height: 200px;
    background-color: #e7e7e7;
    margin: 20px auto;
    padding: 10px;
}

html, body, ul, li, p {
    margin: 0;
    padding: 0;
}

.add-file-btn {
    border: 1px solid red;
    width: 50px;
    height: 50px;
    border-radius: 3px;
    position: relative;
    cursor: pointer;
    overflow: hidden;
}

.add-file-btn:after {
	content: '';
	display: block;
	width: 80%;
	height: 3px;
	background-color: red;
	position: absolute;
	top: 50%;
	margin-top: -1px;
	left: 6px;
}

.add-file-btn:before {
    content: '';
    display: block;
    width: 3px;
    height: 80%;
    background-color: red;
    position: absolute;
    left: 50%;
    margin-left: -1px;
    top: 6px;
}

.add-file-btn input[type=file] {
    position: absolute;
    width: 100%;
    height: 100%;
    opacity: 0;
    z-index: 99;
}

iframe[name="uploadFrame"] {
    display: none;
}